Table 3 Bivariable analysis of risk factors for early mortality among preterm neonates with RDS admitted at HRRH.
Characteristic | Survived, N = 121 | Died, N = 29 | Bivariable analysis | ||
|---|---|---|---|---|---|
cRR | 95% CI | P value | |||
Age at admission (hrs) | |||||
≤ 6 h | 111(91.7) | 10(34.5) | Ref | ||
> 6 h | 10(8.3) | 19(65.5) | 1.773 | 1.481–2.122 | < 0.001 |
Sex | |||||
Male | 73(60.3) | 21(72.4) | 1.084 | 0.957–1.228 | 0.205 |
Female | 48(39.7) | 8(27.6) | Ref | ||
DM in pregnancy | |||||
No | 101(83.5) | 27(93.1) | Ref | ||
Yes | 20(16.5) | 2(6.9) | 0.887 | 0.772–1.020 | 0.291 |
Infection in pregnancy | |||||
No | 71(58.7) | 19(65.5) | Ref | ||
Yes | 50(41.3) | 10(34.5) | 0.957 | 0.843–1.086 | 0.491 |
Prenatal steroids | |||||
No | 55(45.5) | 18(62.1) | 1.109 | 0.978–1.258 | 0.107 |
Yes | 66(54.5) | 11(37.9) | Ref | ||
Fever post delivery | |||||
No | 94(77.7) | 23(79.3) | Ref | ||
Yes | 27(22.3) | 6(20.7) | 0.985 | 0.848–1.145 | 0.847 |
Gestational age | |||||
< 32 | 86(71.1) | 20(69.0) | 0.984 | 0.855–1.133 | 0.825 |
32+ | 35(28.9) | 9(31.0) | Ref | ||
Birth weight | |||||
< 1.5 | 83(68.6) | 28(96.6) | 1.254 | 1.141–1.379 | < 0.001 |
1.5+ | 38(31.4) | 1(3.4) | Ref | ||
APGAR | |||||
< 7 | 21(17.4) | 5(17.2) | 0.999 | 0.845–1.180 | 0.988 |
7+ | 100(82.6) | 24(82.8) | Ref | ||
Delivery mode | |||||
SVD | 90(74.4) | 25(86.2) | Ref | ||
CS | 31(25.6) | 4(13.8) | 0.902 | 0.792–1.027 | 0.119 |
Tachypnea | |||||
No | 19(15.7) | 4(13.8) | Ref | ||
Yes | 102(84.3) | 25(86.2) | 1.023 | 0.864–1.212 | 0.791 |
Recessions (intercostal/subcostal) | |||||
No | 34(28.1) | 9(31.0) | Ref | ||
Yes | 87(71.9) | 20(69.0) | 0.978 | 0.848–1.127 | 0.758 |
Grunting | |||||
No | 55(45.5) | 19(65.5) | Ref | ||
Yes | 66(54.5) | 10(34.5) | 0.882 | 0.778-1.000 | 0.250 |
Nasal flaring | |||||
No | 63(52.1) | 19(65.5) | Ref | ||
Yes | 58(47.9) | 10(34.5) | 0.919 | 0.812–1.040 | 0.282 |
Cyanosis | |||||
No | 112(92.6) | 24(82.8) | Ref | ||
Yes | 9(7.4) | 5(17.2) | 1.198 | 0.925–1.552 | 0.172 |
Radiology patterns | |||||
Ground glass pattern | 55(45.5) | 10(34.5) | Ref | ||
Reticulo-nodular opacity | 35(28.9) | 10(34.5) | 1.071 | 0.922–1.244 | 0.371 |
Fine reticulo-nodular | 22(18.2) | 8(27.6) | 1.119 | 0.934–1.341 | 0.222 |
Fine reticular | 9(7.4) | 1(3.4) | 0.948 | 0.771–1.164 | 0.608 |
